(Phys.org)—University of Arizona physicist Andrei Lebed has stirred the physics community with an intriguing idea yet to be tested experimentally: The world's most iconic equation, Albert Einstein's E=mc2, may be correct ...
General Physics
Jan 4, 2013
81
0
Scientists looking to capture evidence of dark matter -- the invisible substance thought to constitute much of the universe -- may find a helpful tool in the recent work of researchers from Princeton University and New York ...
General Physics
Sep 19, 2011
13
0
Is nature really as strange as quantum theory says—or are there simpler explanations? Neutron measurements at TU Wien prove that it doesn't work without the strange properties of quantum theory.
Quantum Physics
Jul 2, 2024
0
209
Neutron-star cores contain matter at the highest densities reached in our present-day universe, with as much as two solar masses of matter compressed inside a sphere of 25 km in diameter. These astrophysical objects can indeed ...
Astronomy
Dec 28, 2023
18
715
Since the 17th century, when Isaac Newton and Christiaan Huygens first debated the nature of light, scientists have been puzzling over whether light is best viewed as a wave or a particle—or perhaps, at the quantum level, ...
Optics & Photonics
Aug 21, 2023
1
3832
Using novel materials that have been widely studied as potential new solar photovoltaics, researchers at MIT have shown that nanoparticles of these materials can emit a stream of single, identical photons.
Optics & Photonics
Jun 23, 2023
0
732
The further out in time, the more unreliable a weather forecast. That's because small variations in initial weather conditions can completely change the entire system, making it unpredictable. Put another way, in the "butterfly ...
General Physics
Jan 24, 2023
0
21
Scientists from Japan have employed theoretical calculations to model the optical radiation force distribution induced by an arbitral light pattern including an interference pattern. Based on the simulations, they were able ...
Optics & Photonics
Sep 28, 2022
0
214
Technology has enabled the creation of a vast and growing amount of information, leading to benefits (e.g., more data to learn from) as well as drawbacks (e.g., the spread of fake news and conspiracy theories). New research ...
Social Sciences
Aug 17, 2022
0
544
A citizen scientist has searched NSF's NOIRLab's catalog of 4 billion celestial objects, known as NOIRLab Source Catalog DR2, to reveal brown dwarfs with companions. His intensive investigation led to the discovery of 34 ...
Astronomy
Jul 7, 2022
0
337
